full automatic mini vacuuming robot vacuum cleaner sweep&wet mop simultaneously for hard floors&carpet run charging sweeper

description: feature: 1. large cleaning square. this robotic vacuum cleaner can clean large area up to 250 square meters. 2. anti-collision system. it is intelligent to prevent the collision and front-end soft bumper protects furniture from damage. 3. intelligent drop avoidance .induction ir sensors at the bottom detect the high gap, and it will avoid the obstacles and change direction automatically by inductor. no dropping 4. obs terrain detection system. obs terrain detection system m...